# South Atlantic > Manufacturers of mechanical self-steering and windvane steering systems for sailboats since 1987. ## About South Atlantic designs and manufactures reliable mechanical windvanes and self-steering emergency rudders for offshore sailboats. Our servo-pendulum and auxiliary rudder systems provide course stability without electrical power consumption. - Founding: 1987 - Location: Buenos Aires, Argentina - Website: https://www.south-atlantic.net ## Product Range ### Windvane Self-Steering Systems - [South Atlantic S 301](https://www.south-atlantic.net/en/s301.html): Compact servo-pendulum system for boats up to 30ft - [South Atlantic S 440](https://www.south-atlantic.net/en/s440.html): Versatile servo-pendulum for boats 30-44ft - [South Atlantic S 470](https://www.south-atlantic.net/en/s470.html): High-performance servo-pendulum for boats 40-55ft ### Emergency Rudder Systems - [South Atlantic S 500](https://www.south-atlantic.net/en/s500.html): Emergency rudder system - [South Atlantic S 600](https://www.south-atlantic.net/en/s600.html): Heavy-duty emergency rudder - [HF 450](https://www.south-atlantic.net/en/hf450.html): Emergency rudder system ### Marine Equipment - [Pampa Anchor](https://www.south-atlantic.net/en/pampa.html): High-holding-power anchor - [Fixed Mast Steps](https://www.south-atlantic.net/en/maststeps.html): Mast climbing equipment ## Documentation - [Installation guides](https://www.south-atlantic.net/en/documentation.html) - [Technical specifications](https://www.south-atlantic.net/en/specifications.html) - [Dealer network](https://www.south-atlantic.net/en/dealers.html) ## Contact - Email: info@south-atlantic.net - Phone: +54 9 11 2158 2504 - Address: Santiago del Estero 2175, Buenos Aires, Argentina ## Optional - [llms-full.txt](https://www.south-atlantic.net/llms-full.txt): Complete technical documentation, detailed product specifications, installation guides, maintenance procedures, FAQ, and comprehensive company information